You: Take a car for example. A car gives off heat and releases waste products into the air, but we cannot say that the car was built with the express purpose of changing its environment.

Aaron: It is true that an automobile produces waste, but it was designed with something else in mind. Showing that a thing has effects other than the ones it was designed for does not deny that the thing was designed in the first place.

How do you respond?

  1. You are presupposing a design. Go
  2. That is true only for objects we are familiar with. Go